[1] Boston Coll, William F Connell Sch Nursing, Chestnut Hill, MA USA
[2] Univ North Carolina Chapel Hill, Gillings Sch Global Publ Hlth, Dept Nutr, Chapel Hill, NC USA
[3] Univ North Carolina Chapel Hill, Lineberger Comprehens Canc Ctr, Chapel Hill, NC USA
[4] Univ North Carolina Chapel Hill, Dept Psychiat, Chapel Hill, NC USA
[5] Univ North Carolina Chapel Hill, Dept Pediat, Div Hematol & Oncol, Chapel Hill, NC USA
[6] Univ North Carolina Chapel Hill, Sch Med, Chapel Hill, NC USA
[7] Wake Forest Sch Med, Winston Salem, NC USA
[8] William F Connell Sch Nursing, Maloney Hall 378B, Chapel Hill, NC 27514 USA